Two key stock market indexes reached their highest levels since late 2007 after a four-week winning streak thanks to robust corporate earnings reports that offset more weakness in tech giant Apple (AAPL). SPDR S&P 500 (SPY) added 1.29% to 150.25 after rising for six days straight and four weeks in a row. It ended the week just 5% shy of its all-time high of 157.52 from October 2007. SPDR Dow Jones Industrial Average (DIA) climbed 1.86% to 138.62